26. What happens to the energy of the colors of light as the frequency increases?
ANSWER = A. Energy Decreases
27. What property is responsible for the bending of light as it passes from one medium into another of different optical density?
ANSWER = D. Refraction
28. What will happen to a material that is heated?
ANSWER = C. It expands
29. What will happen to a material that is heated?
ANSWER = C. Dispersion
30. What law states that the current is directly proportional to the voltage?
ANSWER = A. Ohm's law
31. Which of the following color has the longest wavelength and carries the lowest energy?
ANSWER = A. Red
32. Which of the following describes the average kinetic energy of molecules within a material or system and is measured in Celsius (°C), Kelvin (°K), Fahrenheit (°F), and Rankine (°R)?
ANSWER = B. Temperature
33. What will happen to the amount of current as the amount of voltage increases in a circuit?
ANSWER = B. Decreases
34. In which type of electrical connection with the two bulbs created 60 watts and 50 watts be brighter?
ANSWER = C. Parallel
35. Why is a circuit breaker important?
ANSWER = B. It separates overcurrent in the circuit.
36. Our electricity in the Philippines is 220 V. What is the unit V stands for?
ANSWER = C. Voltage
37. What instrument is used to measure the current in the circuit?
ANSWER = B. Ammeter
38. What instrument is used in measuring electrical potential difference between two points in an electric circuit?
ANSWER = D. Voltmeter
39. Th flashlight is switch on how would you describe the connection in the circuit?
ANSWER = C. Semi-Open circuit
40. The current in the circuit is 2 amperes, what is the voltage if the resistance is 1 ohm?
ANSWER = C. 3 volts
41. What will happen to the current in the circuit if you will increase the resistance?
ANSWER = A. The current will increase.
42. What provides the energy to light the bulb in the circuit?
Answers & Comments
- ANSWER -
26. What happens to the energy of the colors of light as the frequency increases?
ANSWER = A. Energy Decreases
27. What property is responsible for the bending of light as it passes from one medium into another of different optical density?
ANSWER = D. Refraction
28. What will happen to a material that is heated?
ANSWER = C. It expands
29. What will happen to a material that is heated?
ANSWER = C. Dispersion
30. What law states that the current is directly proportional to the voltage?
ANSWER = A. Ohm's law
31. Which of the following color has the longest wavelength and carries the lowest energy?
ANSWER = A. Red
32. Which of the following describes the average kinetic energy of molecules within a material or system and is measured in Celsius (°C), Kelvin (°K), Fahrenheit (°F), and Rankine (°R)?
ANSWER = B. Temperature
33. What will happen to the amount of current as the amount of voltage increases in a circuit?
ANSWER = B. Decreases
34. In which type of electrical connection with the two bulbs created 60 watts and 50 watts be brighter?
ANSWER = C. Parallel
35. Why is a circuit breaker important?
ANSWER = B. It separates overcurrent in the circuit.
36. Our electricity in the Philippines is 220 V. What is the unit V stands for?
ANSWER = C. Voltage
37. What instrument is used to measure the current in the circuit?
ANSWER = B. Ammeter
38. What instrument is used in measuring electrical potential difference between two points in an electric circuit?
ANSWER = D. Voltmeter
39. Th flashlight is switch on how would you describe the connection in the circuit?
ANSWER = C. Semi-Open circuit
40. The current in the circuit is 2 amperes, what is the voltage if the resistance is 1 ohm?
ANSWER = C. 3 volts
41. What will happen to the current in the circuit if you will increase the resistance?
ANSWER = A. The current will increase.
42. What provides the energy to light the bulb in the circuit?
ANSWER = A. Electricity source